# AI Infrastructure AI infrastructure is the systems layer beneath model serving: inference loops, GPUs, memory pressure, scheduling, and reliability. ## Start Here - [[Articles/Inference Core Loop of an Inference Engine]] - [[Articles/Inference Prefill and Decode]] - [[Field Notes/KV Cache]] ## Learning Paths - [[Learning Paths/AI Infrastructure from First Principles]] ## Related - [[Topics/Distributed Systems]] - [[Topics/Linux & Systems]]